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How to study your flashcards.
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10 Cards in this Set
- Front
- Back
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weathering
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a kind of change that happens when wind and water break down rock into smaller pieces
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erosion
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a kind of change that happens when wind and water move sand and small rocks to a new place
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earthquake
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a shaking of Earth's surface that can cause land to rise and fall
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volcano
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a place where hot melted rock called lava comes out of the ground onto Earth's surface
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fossil
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what is left of an animal or plant that lived long ago. It can be a print in rock or bones that have turned into rock.
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boulder
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a very large rock
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mineral
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solid matter found in nature that was never living. Rocks are usually made of many different minerals.
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soil
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bits of rock mixed with matter that was once living.
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dinosaur
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an animal that lived on Earth millions of years ago. Dinosaurs have become extinct.
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extinct
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no longer living. Dinosaurs are extinct because none of them lives anymore.
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